3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(url_encode(null));

Here you find the average performance (time & memory) of each version. A grayed out version indicates it didn't complete successfully (based on exit-code).

VersionSystem time (s)User time (s)Memory (MiB)
8.3.60.0120.00916.63
8.3.50.0100.00821.22
8.3.40.0070.00718.61
8.3.30.0120.00318.49
8.3.20.0080.00020.26
8.3.10.0080.00023.53
8.3.00.0080.00019.68
8.2.180.0090.00616.75
8.2.170.0070.00722.96
8.2.160.0070.00720.52
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0030.00526.16
8.2.120.0080.00017.63
8.2.110.0040.00422.16
8.2.100.0060.00617.63
8.2.90.0050.00219.05
8.2.80.0000.00817.97
8.2.70.0000.00817.48
8.2.60.0030.00617.90
8.2.50.0000.00918.07
8.2.40.0000.00719.45
8.2.30.0040.00418.01
8.2.20.0030.00517.55
8.2.10.0070.00017.89
8.2.00.0000.00817.98
8.1.280.0140.00025.92
8.1.270.0040.00420.38
8.1.260.0070.00026.35
8.1.250.0000.00728.09
8.1.240.0030.00622.48
8.1.230.0060.00617.42
8.1.220.0080.00017.74
8.1.210.0030.00618.77
8.1.200.0030.00617.23
8.1.190.0030.00617.23
8.1.180.0000.00818.10
8.1.170.0040.00418.55
8.1.160.0000.00721.86
8.1.150.0000.00718.79
8.1.140.0040.00417.31
8.1.130.0070.00017.45
8.1.120.0030.00517.30
8.1.110.0000.00717.32
8.1.100.0000.00717.33
8.1.90.0000.00717.33
8.1.80.0030.00417.29
8.1.70.0000.00817.33
8.1.60.0040.00417.34
8.1.50.0000.00817.46
8.1.40.0000.00817.33
8.1.30.0040.00417.56
8.1.20.0080.00017.48
8.1.10.0030.00617.50
8.1.00.0030.00617.37
8.0.300.0000.00718.77
8.0.290.0080.00016.75
8.0.280.0070.00218.36
8.0.270.0070.00017.11
8.0.260.0000.00617.24
8.0.250.0070.00016.98
8.0.240.0060.00016.90
8.0.230.0040.00416.84
8.0.220.0070.00016.94
8.0.210.0070.00016.77
8.0.200.0060.00016.98
8.0.190.0040.00416.96
8.0.180.0050.00216.79
8.0.170.0050.00316.77
8.0.160.0040.00416.93
8.0.150.0030.00316.81
8.0.140.0000.00716.66
8.0.130.0060.00013.26
8.0.120.0000.00816.87
8.0.110.0040.00416.84
8.0.100.0000.00816.86
8.0.90.0030.00316.71
8.0.80.0060.00916.77
8.0.70.0040.00416.76
8.0.60.0000.00816.93
8.0.50.0070.00016.91
8.0.30.0090.01016.96
8.0.20.0140.00817.40
8.0.10.0030.00316.90
8.0.00.0110.00816.63
7.4.330.0000.00515.08
7.4.320.0030.00316.23
7.4.300.0000.00616.32
7.4.290.0000.00716.55
7.4.280.0040.00416.34
7.4.270.0030.00316.40
7.4.260.0000.00716.52
7.4.250.0040.00416.38
7.4.240.0020.00516.39
7.4.230.0040.00416.34
7.4.220.0100.00716.60
7.4.210.0060.01016.39
7.4.200.0030.00316.36
7.4.160.0060.01316.39
7.4.150.0070.01017.40
7.4.140.0150.00517.86
7.4.130.0050.01216.52
7.4.120.0110.00816.49
7.4.110.0120.00916.44
7.4.100.0120.00416.61
7.4.90.0080.00816.41
7.4.80.0100.00619.39
7.4.70.0040.01216.51
7.4.60.0060.00916.36
7.4.50.0040.00416.61
7.4.40.0110.00616.62
7.4.30.0120.00616.41
7.4.00.0060.00915.15
7.3.330.0070.00012.99
7.3.320.0080.00013.01
7.3.310.0040.00316.34
7.3.300.0000.00716.23
7.3.290.0000.00716.29
7.3.280.0100.00916.27
7.3.270.0070.01117.40
7.3.260.0120.00616.48
7.3.250.0090.00916.26
7.3.240.0140.00316.58
7.3.230.0100.01316.39
7.3.210.0050.01816.39
7.3.200.0030.01316.37
7.3.190.0070.01016.28
7.3.180.0040.01816.29
7.3.170.0070.01016.34
7.3.160.0080.01116.43
7.2.330.0040.01216.28
7.2.320.0030.01316.52
7.2.310.0070.01016.54
7.2.300.0130.00316.23
7.2.290.0070.01016.65
7.2.60.0070.00716.85
7.2.00.0060.00619.13
7.1.200.0040.00715.60
7.1.100.0110.00017.91
7.1.70.0050.00317.10
7.1.60.0070.01719.17
7.1.50.0030.00716.70
7.1.00.0070.07322.37
7.0.200.0070.00016.49
7.0.60.0170.06019.95
7.0.50.0100.08017.88
7.0.40.0170.08020.20
7.0.30.0270.08020.38
7.0.20.0470.06320.00
7.0.10.0000.05020.05
7.0.00.0070.08020.30
5.6.280.0000.03320.86
5.6.210.0070.06320.47
5.6.200.0100.08018.18
5.6.190.0200.07020.57
5.6.180.0300.08020.67
5.6.170.0300.06020.48
5.6.160.0130.07720.46
5.6.150.0100.03718.07
5.6.140.0070.08318.18
5.6.130.0100.08018.22
5.6.120.0070.04020.89
5.6.110.0000.04720.89
5.6.100.0070.07721.10
5.6.90.0100.07721.09
5.6.80.0130.07020.52
5.6.70.1770.03720.38
5.5.350.0030.08720.45
5.5.340.0000.04317.91
5.5.330.0100.06720.46
5.5.320.0400.07320.27
5.5.310.0230.05720.14
5.5.300.0030.04018.01
5.5.290.0100.03318.01
5.5.280.0000.07020.75
5.5.270.0100.05320.88
5.5.260.0170.05720.71
5.5.250.0030.08720.68
5.5.240.0070.07720.23
5.4.450.0300.06019.21
5.4.440.0300.07319.40
5.4.430.0200.06719.56
5.4.420.0200.05019.40
5.4.410.0230.07019.41
5.4.400.0230.03718.93
5.4.390.0200.03719.25
5.4.380.0230.07718.88
5.4.370.0300.04019.13
5.4.360.0170.04019.24
5.4.350.0200.05019.13
5.4.340.0230.06719.26
5.4.320.0400.06318.93
5.4.310.0200.05719.08
5.4.300.0270.06318.80
5.4.290.0300.06018.92
5.4.280.0200.04019.13
5.4.270.0170.07719.13
5.4.260.0370.06318.88
5.4.250.0230.05319.05
5.4.240.0270.07018.89
5.4.230.0170.05318.91
5.4.220.0200.05319.05
5.4.210.0400.05019.21
5.4.200.0370.05718.92
5.4.190.0170.07019.07
5.4.180.0400.03019.23
5.4.170.0300.06319.07
5.4.160.0300.06319.02
5.4.150.0230.07319.23
5.4.140.0230.03316.46
5.4.130.0200.05716.37
5.4.120.0200.04316.37
5.4.110.0300.05016.50
5.4.100.0230.07316.30
5.4.90.0270.05716.21
5.4.80.0270.04016.46

preferences:
41.78 ms | 401 KiB | 5 Q